Pnkauto A/C Serpentine Drive Belt Tensioner Kit 90K-38159 — Direct-Fit Replacement, OE-Style Quality, 12-Month Warranty

Pnkauto's Upgraded 90K-38159 A/C serpentine drive belt tensioner kit is a direct-fit replacement tensioner assembly designed to restore proper belt tension and accessory drive function on compatible GM trucks and SUVs.

This tensioner kit replaces worn or damaged A/C serpentine belt tensioners found on a wide range of Chevrolet, GMC and related models from the late 1990s through the 2000s. Engineered as an aftermarket alternative to the original equipment, the assembly is manufactured under factory-style inspections and supplied with a 12-month warranty and a 30-day no-reason return policy. Before ordering, verify your vehicle’s OEM part number to ensure the correct match.

Which vehicles does this tensioner kit fit?

The Pnkauto 90K-38159 kit covers many Chevrolet and GMC platforms including Silverado, Tahoe, Suburban, Avalanche, Sierra, Yukon, Escalade, Express vans and Hummer H2 for certain model years. Fitment spans model-year ranges mostly between 1999–2008 but varies by model and series, so checking the listed applications is essential.

• Chevy: Avalanche, Silverado 1500/2500/3500, Tahoe, Suburban, Escalade (various years).
• GMC: Sierra, Yukon, Savana van lines across 1999–2008 ranges.
• Also listed: Escalade EXT/ESV and Hummer H2 in applicable years.
• Confirm compatibility by cross-referencing OE numbers: 90K-38159, 38159, 19311139, ACK040378HD.

How does this aftermarket tensioner compare to the original part?

This kit is an aftermarket replacement—not the original manufacturer part—but it’s produced to meet strict quality checks intended to replicate OE fit and function. It offers a cost-effective option while aiming to deliver reliable belt tension and reduced vibration when installed correctly.

• Manufactured under factory-style inspection standards for consistent quality.
• Designed to mirror OE geometry and mounting points for direct fitment.
• Includes warranty coverage to protect against early failures.
• Recommended to inspect pulleys and belt condition at time of replacement.

What are the practical installation and maintenance considerations?

Installation typically requires basic automotive tools and moderate mechanical experience; some owners will prefer professional installation. When replacing the tensioner, also inspect the serpentine belt, idler pulleys and related hardware to prevent repeated labor costs and ensure the accessory drive operates smoothly.

• Use proper torque values and alignment checks during installation.
• Replace the serpentine belt if it shows wear, cracking or glazing.
• Check accessory pulleys and bearings for noise or play before reuse.
• Test A/C and charging systems after installation to confirm proper operation.

Who is this for? Pnkauto’s upgraded 90K-38159 tensioner kit is aimed at DIY mechanics, independent repair shops and fleet managers who need an economical, inspected replacement for worn A/C serpentine belt tensioners on supported GM trucks, SUVs and vans. If you value a direct-fit aftermarket option with warranty backing, and you or your technician can verify OE numbers and perform installation or diagnostics, this kit provides a practical route to restore belt tension and accessory drive performance without the higher cost of an OEM part.